PC-Krystian 4 x AMD EPYC (with IBPB) testing on Ubuntu 14.04 via the Phoronix Test Suite. PC-Krystian: Processor: Intel Core i5-8400 (4 Cores), Motherboard: Microsoft Virtual Machine v7.0 (090008 BIOS), Chipset: Intel 440BX/ZX/DX, Memory: 1 x 1072 MB Microsoft, Disk: 32GB Virtual Disk, Graphics: llvmpipe 1GB OS: CentOS Linux 7, Kernel: 3.10.0-1062.18.1.el7.x86_64 (x86_64), Desktop: GNOME Shell 3.28.3, Display Server: X Server 1.20.4, Display Driver: modesetting 1.20.4, OpenGL: 2.1 Mesa 18.3.4 (LLVM 7.0 256 bits), Compiler: GCC 4.8.5 20150623, File-System: xfs, Screen Resolution: 3840x1200, System Layer: microsoft Dorian-PC: Processor: Intel Core i5-9400F @ 2.90GHz (4 Cores), Motherboard: Microsoft Virtual Machine, Memory: 10240MB, Disk: 64GB Virtual Disk OS: Ubuntu 14.04, Kernel: 4.19.76-linuxkit (x86_64), Compiler: GCC 4.8.4, File-System: UNKNOWN (0x794c7630) RUNNER-GDA: Processor: 2 x Intel Xeon E5620 @ 2.40GHz (16 Cores), Motherboard: HP ProLiant DL380 G7, Memory: 32768MB, Disk: 1000GB LOGICAL VOLUME + 2000GB LOGICAL VOLUME OS: Ubuntu 14.04, Kernel: 3.10.0-1062.9.1.el7.x86_64 (x86_64), Compiler: GCC 4.8.4, File-System: xfs, Screen Resolution: 1024x768 rch-runner-cloud.poznan: Processor: Intel Core i5-7400 @ 3.50GHz (4 Cores), Motherboard: ASUS PRIME B250M-PLUS, Memory: 8192MB, Disk: 250GB Samsung SSD 850, Graphics: (1000MHz), Audio: Realtek ALC887-VD OS: Ubuntu 14.04, Kernel: 3.10.0-957.10.1.el7.x86_64 (x86_64), Compiler: GCC 4.8.4, File-System: UNKNOWN (0x794c7630) rch-runner-czk-xfs-swapfile: Processor: 4 x AMD EPYC (with IBPB) @ 2.00GHz (4 Cores), Motherboard: RDO OpenStack Compute, Memory: 4096MB, Disk: 100GB OS: Ubuntu 14.04, Kernel: 3.10.0-957.27.2.el7.x86_64 (x86_64), Compiler: GCC 4.8.4, File-System: UNKNOWN (0x794c7630), Screen Resolution: 1024x768 IOzone 3.465 Record Size: 1MB - File Size: 2GB - Disk Test: Read Performance MB/s > Higher Is Better PC-Krystian ................. 529.65 |== Dorian-PC ................... 10141.58 |======================================= RUNNER-GDA .................. 3683.39 |============== rch-runner-cloud.poznan ..... 10028.38 |======================================= rch-runner-czk-xfs-swapfile . 7698.37 |============================== IOzone 3.465 Record Size: 4Kb - File Size: 2GB - Disk Test: Read Performance MB/s > Higher Is Better PC-Krystian ................. 529.21 |====== Dorian-PC ................... 3830.76 |======================================== RUNNER-GDA .................. 2010.45 |===================== rch-runner-cloud.poznan ..... 3100.24 |================================ rch-runner-czk-xfs-swapfile . 3535.57 |===================================== IOzone 3.465 Record Size: 1MB - File Size: 2GB - Disk Test: Write Performance MB/s > Higher Is Better PC-Krystian ................. 316.46 |=============== Dorian-PC ................... 336.65 |================ RUNNER-GDA .................. 52.00 |== rch-runner-cloud.poznan ..... 477.41 |======================= rch-runner-czk-xfs-swapfile . 858.98 |========================================= IOzone 3.465 Record Size: 4Kb - File Size: 2GB - Disk Test: Write Performance MB/s > Higher Is Better PC-Krystian ................. 308.83 |================ Dorian-PC ................... 323.13 |================ RUNNER-GDA .................. 54.24 |=== rch-runner-cloud.poznan ..... 458.52 |======================= rch-runner-czk-xfs-swapfile . 812.24 |========================================= IOzone 3.465 Record Size: 64Kb - File Size: 2GB - Disk Test: Read Performance MB/s > Higher Is Better PC-Krystian ................. 527.76 |== Dorian-PC ................... 9828.47 |======================================== RUNNER-GDA .................. 3831.74 |================ rch-runner-cloud.poznan ..... 9188.46 |===================================== rch-runner-czk-xfs-swapfile . 7410.56 |============================== IOzone 3.465 Record Size: 64Kb - File Size: 2GB - Disk Test: Write Performance MB/s > Higher Is Better PC-Krystian ................. 310.51 |=============== Dorian-PC ................... 332.12 |================ RUNNER-GDA .................. 53.21 |=== rch-runner-cloud.poznan ..... 476.07 |======================= rch-runner-czk-xfs-swapfile . 844.63 |=========================================